SLIDING ROOF SYSTEM, Diagnostic DTC:B2343

DTC Code DTC Name
B2343 Position Initialization Incomplete

DESCRIPTION

This DTC is stored when the sliding roof drive gear sub-assembly has not been initialized.

DTC Code DTC Detection Condition Trouble Area
B2343 The sliding roof drive gear sub-assembly has not been initialized.

  • Sliding roof drive gear sub-assembly (Sliding roof ECU)

  • Map light assembly (Sliding roof switch)

  • Harness or connector

WIRING DIAGRAM

A009B8XE01

INSPECTION PROCEDURE

Note

When the sliding roof drive gear sub-assembly is removed and reinstalled or replaced, the sliding roof drive gear sub-assembly must be initialized Click here.

PROCEDURE


  1. INITIALIZE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY


    1. Check that the sliding roof drive gear sub-assembly can be initialized Click here.

      OK
      The sliding roof drive gear sub-assembly can be initialized.

    NG

    INSPECT MAP LIGHT ASSEMBLY Click here

    OK

  2. CHECK FOR DTC


    1. Clear the DTCs Click here.

    2. Check for DTCs Click here.

      Result
      Result Proceed to
      DTC B2343 is not output A
      DTC B2343 is output B

    B

    REPLACE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY Click here

    A

    END

  3. INSPECT MAP LIGHT ASSEMBLY

    A009B9EE01
    Text in Illustration
    *a

    Component without harness connected

    (Map Light Assembly)

    1. Remove the map light assembly Click here.

    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Switch Condition Specified Condition
      8 (IG) - 23 (IG3) Always Below 1 Ω
      24 (UP) - 5 (GND3) Tilt up switch pressed Below 1 Ω
      24 (UP) - 5 (GND3) Tilt up switch not pressed 10 kΩ or higher
      25 (DOWN) - 5 (GND3) Tilt down switch pressed Below 1 Ω
      25 (DOWN) - 5 (GND3) Tilt down switch not pressed 10 kΩ or higher
      27 (OPN) - 5 (GND3) Slide open switch pressed Below 1 Ω
      27 (OPN) - 5 (GND3) Slide open switch not pressed 10 kΩ or higher
      28 (CLS) - 5 (GND3) Slide close switch pressed Below 1 Ω
      28 (CLS) - 5 (GND3) Slide close switch not pressed 10 kΩ or higher

    NG

    REPLACE MAP LIGHT ASSEMBLY Click here

    OK

  4. CHECK HARNESS AND CONNECTOR (SLIDING ROOF ECU - SLIDING ROOF SWITCH, BATTERY AND BODY GROUND)


    1. Disconnect the W2 ECU connector.

    2. Disconnect the W7 switch connector.

    3. Measure the resistance and voltage according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      W2-10 (UP) - W7-24 (UP) Always Below 1 Ω
      W2-8 (DWN) - W7-25 (DOWN) Always Below 1 Ω
      W2-7 (OPN) - W7-27 (OPN) Always Below 1 Ω
      W2-9 (CLS) - W7-28 (CLS) Always Below 1 Ω
      W7-5 (GND3) - Body ground Always Below 1 Ω
      W2-2 (E) - Body ground Always Below 1 Ω
      W2-5 (IG) - W7-23 (IG3) Always Below 1 Ω
      W2-10 (UP) or W7-24 (UP) - Body ground Always 10 kΩ or higher
      W2-8 (DWN) or W7-25 (DOWN) - Body ground Always 10 kΩ or higher
      W2-7 (OPN) or W7-27 (OPN) - Body ground Always 10 kΩ or higher
      W2-9 (CLS) or W7-28 (CLS) - Body ground Always 10 kΩ or higher
      W2-5 (IG) or W7-23 (IG3) - Body ground Always 10 kΩ or higher
      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      W7-8 (IG) - Body ground Ignition switch off Below 1 V
      W7-8 (IG) - Body ground Ignition switch ON 11 to 14 V

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

    REPLACE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY Click here